org.apache.flink.runtime.executiongraph

接口 JobStatusHook

所有超级接口:

Serializable

@Internal
public interface JobStatusHook
extends Serializable

Hooks provided by users on job status changing. Triggered at the initial(CREATED) and final state(FINISHED/CANCELED/FAILED) of the job.

Usage examples:

     StreamGraph streamGraph = env.getStreamGraph();
     streamGraph.registerJobStatusHook(myJobStatusHook);
     streamGraph.setJobName("my_flink");
     env.execute(streamGraph);
 

方法概要

限定符和类型	方法和说明
void	onCanceled(org.apache.flink.api.common.JobID jobId) When job get canceled by users.
void	onCreated(org.apache.flink.api.common.JobID jobId) When Job becomes JobStatus.CREATED status, it would only be called one time.
void	onFailed(org.apache.flink.api.common.JobID jobId, Throwable throwable) When job failed finally.
void	onFinished(org.apache.flink.api.common.JobID jobId) When job finished successfully.

方法详细资料

onCreated

void onCreated(org.apache.flink.api.common.JobID jobId)

When Job becomes JobStatus.CREATED status, it would only be called one time.

onFinished

void onFinished(org.apache.flink.api.common.JobID jobId)

When job finished successfully.

onFailed

void onFailed(org.apache.flink.api.common.JobID jobId,
              Throwable throwable)

When job failed finally.

onCanceled

void onCanceled(org.apache.flink.api.common.JobID jobId)

When job get canceled by users.